Slim type storage casing for two pieces of optical disks

• US 20030102233A1
• Filed: 10/22/2002
• Published: 06/05/2003
• Est. Priority Date: 11/30/2001
• Status: Active Grant

• Current Assignee: CMC Magnetics Corporation
• Original Assignee: CMC Magnetics Corporation
• Inventors: Chang, Chen-Cheng
• Granted Patent: US 6,874,625 B2
• Time in Patent Office: Days
• US Class Current: 206/310
• CPC Class Codes: G11B 33/045 comprising centre hole locking means

Abstract

A slim type storage casing for two pieces of optical disks is provided according to the invention wherein the storage casing has an upper and a lower casing whereas the optical disk has a center hole. The upper and the lower casing will have a central straddling respectively as soon as forming ejection is completed, such that the two pieces of optical disks, using the center hole at the optical disk, can be coupled to the central straddling at the upper and the lower casing respectively and stored at the storage casing. The upper and the lower casing according to the invention has a thickness of about 5 mm to 5.5 mm when coupled together.

Claims

1. A slim type storage casing for two pieces of optical disks, said slim type storage having an upper casing and a lower casing, when assembled together, said slim type storage forming a rotation axis around which said upper casing and said lower casing performing opposite rotation to open and to close said slim type storage casing, said slim type storage characterized in that:

each of said upper casing and said lower casing comprising a central straddling respectively as soon as forming ejection is completed, said central straddling comprising three flexible retaining holders, said flexible retaining holder is an L-shaped structure with a lying protruded session and a standing protruded session, said lying protruded session extends along the radiating or the anti-radiating direction from said central straddling and is parallel and connected to said upper casing or said lower casing, said flexible retaining holders at said upper casing not symmetric to said flexible retaining holders at said lower casing according to said rotation axis, said storage casing has a thickness of about 5 mm to 5.5 mm when said upper casing and said lower casing are closed.

2. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said standing protruded session of said L-shaped structure further comprises an outshoot situated atop said standing protruded session at the side departing away from the center.

3. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said standing protruded session of said L-shaped structure is slanted and tilts in the direction departing away from the center.

4. The slim type storage casing for two pieces of optical disks according to claim 3, wherein said standing protruded session of said L-shaped structure further comprises an outshoot situated atop said standing protruded session at the side departing away from the center.

5. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said central straddling further comprises three erected arced edges, the height of said erected arced edges is lower than that of said flexible retaining holder and the arc length of said erected arced edges is longer than that of said flexible retaining holder, said central straddling alternating with the flexible retaining holders.

6. The slim type storage casing for two pieces of optical disks according to claim 5, wherein said standing protruded session of said L-shaped structure further comprises an outshoot situated atop said standing protruded session at the side departing away from the center.

7. The slim type storage casing for two pieces of optical disks according to claim 5, wherein said standing protruded session of said L-shaped structure is slanted and tilts in the direction departing away from the center.

8. The slim type storage casing for two pieces of optical disks according to claim 7, wherein said standing protruded session of said L-shaped structure further comprises an outshoot situated atop said standing protruded session at the side departing away from the center.

9. The slim type storage casing for two pieces of optical disks according to claim 5, wherein said erected arced edges at said upper casing including a first multi-overlapped sessions and said erected arced edges at said lower casing including a second multi-overlapped sessions respectively when said upper casing and said lower casing close together, said first multi-overlapped sessions opposite to said erected arced edges at said lower casing and said second multi-overlapped sessions opposite to said erected arced edges at said upper casing, the height of said erected arced edges at said upper casing within said first multi-overlapped sessions is the same as that of said flexible retaining holders and the height of said erected arced edges at said lower casing within said second multi-overlapped sessions is also the same as that of said flexible retaining holders.

10. The slim type storage casing for two pieces of optical disks according to claim 9, wherein said standing protruded session of said L-shaped structure further comprises an outshoot situated atop said standing protruded session at the side departing away from the center.

11. The slim type storage casing for two pieces of optical disks according to claim 9, wherein said standing protruded session of said L-shaped structure is slanted and tilts in the direction departing away from the center.

12. The slim type storage casing for two pieces of optical disks according to claim 11, wherein said standing protruded session of said L-shaped structure further comprises an outshoot situated atop said standing protruded session at the side departing away from the center.

13. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said upper casing and said lower casing further respectively comprises a first protective rib situated at the same plane with the central straddling, said first protective rib, being about 8 mm to 9 mm away from the central straddling, comprising an elevation of about 0.15 mm to 0.16 mm.

14. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said upper casing and said lower casing further respectively comprises a second protective rib situated at the same plane with said central straddling, said second protective rib, being about 52 mm to 53 mm away from said central straddling, has an elevation of about 0.15 mm to 0.16 mm.

15. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said upper casing and said lower casing further respectively comprises a third protective rib situated at the same plane with said central straddling, said third protective rib, being about 53 mm to 55 mm away from the central straddling, has an elevation of about 0.15 mm to 0.16 mm.

16. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said upper casing and said lower casing are made of opaque materials.

17. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said upper casing further comprising a U-shaped rear wall with two shorter edges and one longer edge, said shorter edge of said U-shaped rear wall comprising a pivotal hole and said longer edge of said U-shaped rear wall is parallel to said rotation axis.

18. The slim type storage casing for two pieces of optical disks according to claim 1, further comprising a paper tray cover with two shorter edges and one longer edge, said shorter edge of said paper tray cover comprising a protrusion point pivotally matching with said pivotal hole at said U-shaped rear wall, said longer edge of said paper tray cover is parellel to said upper casing.

19. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said upper casing further comprises a dual protruded arm with a protrusion point pivotally matching with said pivotal hole at said shorter edge of said U-shaped rear wall.

20. The slim type storage casing for two pieces of optical disks according to claim 1, wherein said upper casing or said lower casing further comprises a first lateral wall situated at the opposite side of said rotation axis, the middle session of said first lateral wall is slightly concaved for the convenience of holding when the storage casing is to be opened.

21. The slim type storage casing for two pieces of optical disks according to claim 20, wherein said upper or said lower casing, which is void of said first lateral wall, further comprises a second outer lateral wall and a third outer lateral wall perpendicular to said rotation axis, said second outer lateral wall and said third lateral wall both comprising a pivotal hole or a protrusion point, a gap existing in the middle session of said second outer lateral wall for the finger to disconnect said optical disk from said central straddling.

22. The slim type storage casing for two pieces of optical disks according to claim 20, wherein said upper or said lower casing, which is with said first lateral wall, further comprises a fourth inner lateral wall and a fifth inner lateral wall perpendicular to the rotation axis, said fourth inner lateral wall corresponds to said second outer lateral wall and said fifth inner lateral wall corresponds to said third outer lateral wall, a gap existing in the middle session of said fifth inner lateral wall for the finger to disconnect said optical disk from said central straddling, said fourth inner lateral wall and said fifth inner lateral wall each comprising a protrusion point or a pivotal hole pivotally matching with the pivotal hole or the protrusion point at said second outer lateral wall and said third outer lateral wall respectively.

23. A slim type storage casing for two pieces of optical disks, said slim type storage casing having an upper casing and a lower casing, when assembled together, said slim type storage casing forming a rotation axis around which said upper casing and said lower casing performing opposite rotation to open and to close the storage casing, and is characterized in that:

each of said upper casing and said lower casing comprising a central straddling respectively as soon as forming ejection is completed, said central straddling comprising three flexible retaining holders and three erected arced edges, said flexible retaining holder is an L-shaped structure with a lying protruded session and a standing protruded session, said lying protruded session extends along the radiating or the anti-radiating direction from said central straddling and being parallel and connected to said upper casing or said lower casing, said flexible retaining holders at said upper casing are not symmetric to said flexible retaining holders at said lower casing according to said rotation axis, said storage casing comprising a thickness of about 5 mm to 5.5 mm when said upper casing and said lower casing are closed; and

said central straddling further comprises three erected arced edges, the height of said erected arced edges is lower than that of said flexible retaining holder and the length of said erected arced edges is longer than that of said flexible retaining holder, said erected arced edges alternating with said flexible retaining holders.

24. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said standing protruded session of said L-shaped structure further comprises an outshoot situated atop said standing protruded session at the side departing away from the center.

25. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said standing protruded session of said L-shaped structure is slanted and tilts in the direction departing away from the center.

26. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said standing protruded session of said L-shaped structure further comprises an outshoot situated atop said standing protruded session at the side departing away from the center.

27. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said erected arced edges at said upper casing including a first multi-overlapped sessions and said erected arced edges at said lower casing including a second multi-overlapped sessions respectively when said upper casing and said lower casing close together, said first multi-overlapped sessions opposite to said erected arced edges at said lower casing and said second multi-overlapped sessions opposite to said erected arced edges at said upper casing, the height of said erected arced edges at said upper casing within said first multi-overlapped sessions is the same as that of said flexible retaining holders and the height of said erected arced edges at said lower casing within said second multi-overlapped sessions is also the same as that of said flexible retaining holders.

28. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said upper casing and said lower casing further respectively comprises a first protective rib situated at the same plane with said central straddling, said first protective rib, being about 8 mm to 9 mm away from said central straddling, comprises an elevation of about 0.15 mm to 0.16 mm.

29. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said upper casing and said lower casing further respectively comprises a second protective rib situated at the same plane with said central straddling, said second protective rib, being about 52 mm to 53 mm away from the central straddling, comprises an elevation of about 0.15 mm to 0.16 mm.

30. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said upper casing and said lower casing further respectively comprises a third protective rib situated at the same plane with said central straddling, said third protective rib, being about 53 mm to 55 mm away from said central straddling, comprises an elevation of about 0.15 mm to 0.16 mm.

31. The slim type storage casing for two pieces of optical disks according to claim 23, further comprising a paper tray cover with two shorter edges and one longer edge, said shorter edge of said paper tray cover comprising a protrusion point pivotally matching with said pivotal hole at said U-shaped rear wall, said longer edge of said paper tray cover is parallel to said upper casing.

32. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said upper casing further comprises a dual protruded arm with a protrusion point pivotally matching with said pivotal hole at said shorter edge of said U-shaped rear wall.

33. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said upper casing further comprises a second outer lateral wall and a third outer lateral wall perpendicular to the rotation axis, a gap existing in the middle session of said second outer lateral wall for the finger to disconnect said optical disk from said central straddling.

34. The slim type storage casing for two pieces of optical disks according to claim 23, wherein said lower casing further comprises a fourth inner lateral wall and a fifth inner lateral wall perpendicular to said rotation axis, said fourth inner lateral wall corresponds to said second outer lateral wall and said fifth inner lateral wall corresponds to said third outer lateral wall, a gap existing in the middle session of said fifth inner lateral wall for the finger to disconnect said optical disk from said central straddling.